** FILE ** Republican Sens. John McCain (left) of Arizona and Lindsey Graham of South Carolina confer on Feb. 14, 2013, on Capitol Hill in Washington. (Associated Press)

Photo by: J. Scott Applewhite

** FILE ** Republican Sens. John McCain (left) of Arizona and Lindsey Graham of South Carolina confer on Feb. 14, 2013, on Capitol Hill in Washington. (Associated Press)